#include "include/muduo/net/TcpClient.h"
#include "include/muduo/net/EventLoopThread.h"
#include "include/muduo/net/TcpConnection.h"
#include "include/muduo/base/CountDownLatch.h"
#include <iostream>
#include <functional>


class TranslateClient {
public:
    TranslateClient(const std::string &sip, int sport): _latch(1),
        _client(_loopthread.startLoop(), muduo::net::InetAddress(sip, sport), "TranslateClient") {
        _client.setConnectionCallback(std::bind(&TranslateClient::onConnection, this, std::placeholders::_1));
        _client.setMessageCallback(std::bind(&TranslateClient::onMessage, this, std::placeholders::_1, std::placeholders::_2, std::placeholders::_3));
    }
    // 连接服务器 -- 需要阻塞等待连接建立成功之后在返回
    void connect() {
        _client.connect();
        _latch.wait(); // 阻塞等待，知道连接成功
    }
    // 向服务器发送数据
    bool send(const std::string &msg) {
        if (_conn->connected()) { // 连接状态正常，再发送，否则返回 false
            _conn->send(msg);
            return true;
        }
        return false;
    }
private:
    // 连接建立成功时候的回调函数，连接建立成功后，唤醒上边的阻塞
    void onConnection(const muduo::net::TcpConnectionPtr &conn) {
        if (conn->connected()) {
            _latch.countDown(); // 唤醒主线程中的阻塞
            _conn = conn;
        } else {
            // 连接关闭的操作
            _conn.reset();
        }

    }
    // 收到消息时候的回调函数
    void onMessage(const muduo::net::TcpConnectionPtr &conn, muduo::net::Buffer *buf, muduo::Timestamp) {
        std::cout << "翻译结果：" << buf->retrieveAllAsString() << std::endl;
    }
private:
    muduo::CountDownLatch _latch;
    muduo::net::EventLoopThread _loopthread;
    muduo::net::TcpClient _client;
    muduo::net::TcpConnectionPtr _conn;
};

int main() {
    TranslateClient client("127.0.0.1", 8888);
    client.connect();

    while (1) {
        std::string buf;
        std::cin >> buf;
        client.send(buf);
    }

    return 0;
}